Feature: Mac OS X 10.7 Lion: the Ars Technica review — Mac OS X 10.7 was first shown to the public in October 2010. The presentation was understated, especially compared to the bold rhetoric that accompanied the launches of the iPhone ("Apple reinvents the phone") and the iPad …

Circles Fatigue: The Dark Side Of Google+ — One of Google Plus's most unique features, Circles, initially attracted users to the service and set it apart from competitors. But it may also be one of the network's biggest turnoffs—only a few weeks in, and Circles fatigue is taking hold.

The Decline and Fall of Facebook — Roger McNamee is a smart guy and a very successful investor as a co-founder of Elevation Partners. He made a breakfast presentation last month at the Paley Center for Media in Los Angeles that is well worth watching. I could probably get half a dozen columns …

Hackers Hit Anonymous Social Network — Just two days after it was revealed to the world, the Anonymous Social Network has been hacked. — Disclaimer: this whole situation could very easily be one big, silly joke. It's certainly ridiculous enough to merit at least a little bit of disbelief.

Larry Summers calls Winklevoss twins ‘A**holes’ — NEW YORK (Fortune) — What did Larry Summers really think of the Winklevoss twins? — “Rarely, have I encountered such swagger, and I tried to respond in kind,” the former president of Harvard said in an interview at Fortune's Brainstorm Tech conference.

Make multiple calls in Gmail — Over the years, we've expanded Gmail's communication abilities by allowing you to make voice and video calls to other computers and more recently call phones. Until now, though, you were limited to making one call at a time.

EBay's PayPal Payments Going Offline With Point Of Sale Product — eBay's PayPal unit has been a big driver of the company's growth as the company has retooled its marketplaces unit. Now PayPal is not just going after online and mobile payments, it's also targeting offline “point of sale” transactions with merchants.

Top general says Defense Department IT in ‘Stone Age’ — Cartwright sees fault with proprietary systems — Computerworld - WASHINGTON — U.S. Marine Corps Gen. James “Hoss” Cartwright, vice chairman of the Joint Chiefs of Staff, was sharply critical Tuesday of the Defense Department's IT systems and sees much room for improvement.

Nato investigates Anonymous hacking claims — Nato is investigating claims that its computer network has been infiltrated and confidential documents published online by the hacking collective Anonymous. — Anonymous' emblem is a Guy Fawkes mask — The claims were made this afternoon via AnonymousIRC …

Cyber Weapons: The New Arms Race — The Pentagon, the IMF, Google, and others have been hacked. It's war out there, and a cyber-weapons industry is exploding to arm the combatants — In the early morning hours of May 24, an armed burglar wearing a ski mask broke into the offices of Nicira Networks …

Zynga Is Hit With Countersuit Over Game Designs — Vostu, a Brazilian company whose social games are popular in South America, filed suit against the online gaming giant Zynga on Wednesday, responding to a suit from Zynga claiming that Vostu copied its game designs.